<template>
    <div>
<!--      面包屑导航-->
      <el-breadcrumb separator-class="el-icon-arrow-right">
        <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
        <el-breadcrumb-item>用户管理</el-breadcrumb-item>
        <el-breadcrumb-item>用户列表</el-breadcrumb-item>
      </el-breadcrumb>
<!--      卡片式图-->
      <el-card>
<!--        搜索框区域-->
        <el-row :gutter="20">
          <el-col :span="10">
            <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getUserList">
              <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
            </el-input>
          </el-col>
          <el-col :span="4">
              <el-button type="primary" @click="addDialogVisible=true">添加用户</el-button>
          </el-col>
        </el-row>
<!--        用户表单-->
        <el-table :data="userList" style="width: 100%" border stripe>
          <el-table-column type="index" label="#"></el-table-column>
          <el-table-column prop="username" label="姓名"></el-table-column>
          <el-table-column prop="email" label="邮箱"></el-table-column>
          <el-table-column prop="mobile" label="电话"></el-table-column>
          <el-table-column prop="role_name" label="角色"></el-table-column>
          <el-table-column label="状态">
            <template slot-scope="scope">
              <el-switch v-model="scope.row.mg_state" @change="userStateChanged(scope.row)" active-color="#13ce66" inactive-color="#ff4949">
              </el-switch>
            </template>
          </el-table-column>
          <el-table-column  label="操作" width="180px">
            <template slot-scope="scope">
<!--              修改按钮-->
              <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.id)"></el-button>
<!--             删除按钮-->
              <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeUserById(scope.row.id)"></el-button>
<!--              分配角色按钮-->
              <el-tooltip  effect="dark" content="分配角色" placement="top" :enterable="false">
                <el-button type="warning" icon="el-icon-setting" size="mini"></el-button>
              </el-tooltip>
            </template>
          </el-table-column>
        </el-table>
          <el-pagination @size-change="handleSizeChange"
            @current-change="handleCurrentChange"
            :current-page="queryInfo.pagenum"
            :page-sizes="[1, 2, 5, 10]"
            :page-size="queryInfo.pagesize"
            layout="total, sizes, prev, pager, next, jumper"
            :total="total">
          </el-pagination>
      </el-card>
<!--      添加用户对话框-->
      <el-dialog
        title="添加用户"
        :visible.sync=" addDialogVisible"
        width="50%"
        @close="addDialogClosed">
        <el-form ref="addFormRef" :rules="addFormRules" :model="addForm" label-width="80px">
          <el-form-item label="用户名" prop="username">
            <el-input v-model="addForm.username"></el-input>
          </el-form-item>
          <el-form-item label="密 码" prop="password">
            <el-input v-model="addForm.password"></el-input>
          </el-form-item>
          <el-form-item label="邮 箱" prop="email">
            <el-input v-model="addForm.email"></el-input>
          </el-form-item>
          <el-form-item label="电 话" prop="mobile">
            <el-input v-model="addForm.mobile"></el-input>
          </el-form-item>
          </el-form>
        <span slot="footer" class="dialog-footer">
    <el-button @click="addUser">取 消</el-button>
    <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
      </el-dialog>
<!--      修改用户对话框-->
      <el-dialog
        title="修改用户"
        :visible.sync="editDialogVisible"
        width="50%"
      @close="editDialogClosed">
        <el-form :model="editForm" :rules="editFormRules" ref="editFormRef" label-width="70px">
          <el-form-item label="用户名" >
            <el-input v-model="editForm.username" disabled></el-input>
          </el-form-item>
          <el-form-item label="邮 箱" prop="email">
            <el-input v-model="editForm.email"></el-input>
          </el-form-item>
          <el-form-item label="手 机" prop="mobile">
            <el-input v-model="editForm.mobile"></el-input>
          </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
    <el-button @click="editDialogVisible = false">取 消</el-button>
    <el-button type="primary" @click="editUserInfo">确 定</el-button>
  </span>
      </el-dialog>
    </div>
</template>

<script>

export default {
  name: 'welcome',
  data() {
    const checkMobile = (rule, value, callback) => {
      const RegMobile = /^(13[0-9]|14[5|7]|15[0|1|2|3|4|5|6|7|8|9]|18[0|1|2|3|5|6|7|8|9])\d{8}$/
      if (RegMobile.test(value)) {
        return callback()
      }
      callback(new Error('请输入合法电话'))
    }
    const checkEmile = (rule, value, callback) => {
      const RegEmail = /[\w!#$%&'*+/=?^_`{|}~-]+(?:\.[\w!#$%&'*+/=?^_`{|}~-]+)*@(?:[\w](?:[\w-]*[\w])?\.)+[\w](?:[\w-]*[\w])?/
      if (RegEmail.test(value)) {
        return callback()
      }
      callback(new Error('请输入合法邮箱'))
    }
    return {
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 2
      },
      userList: [],
      total: 0,
      addDialogVisible: false,
      addForm: {
        username: '',
        password: '',
        email: '',
        mobile: ''
      },
      addFormRules: {
        username: [
          {
            required: true,
            message: '请输入用户名',
            trigger: 'blur'
          },
          {
            min: 3,
            max: 10,
            message: '用户名长度在3-10位之间',
            trigger: 'blur'
          }
        ],
        password: [
          {
            required: true,
            message: '请输入用户密码',
            trigger: 'blur'
          },
          {
            min: 6,
            max: 15,
            message: '用户密码长度在6-15位之间',
            trigger: 'blur'
          }
        ],
        email: [
          {
            required: true,
            message: '请输入用户邮箱',
            trigger: 'blur'
          },
          {
            validator: checkEmile,
            trigger: 'blur'
          }
        ],
        mobile: [
          {
            required: true,
            message: '请输入用户电话',
            trigger: 'blur'
          },
          {
            validator: checkMobile,
            trigger: 'blur'
          }
        ]
      },
      editDialogVisible: false,
      // 查询到的用户信息对象
      editForm: {},
      editFormRules: {
        email: [
          {
            required: true,
            message: '请输入用户邮箱',
            trigger: 'blur'
          },
          {
            validator: checkEmile,
            trigger: 'blur'
          }
        ],
        mobile: [
          {
            required: true,
            message: '请输入用户电话',
            trigger: 'blur'
          },
          {
            validator: checkMobile,
            trigger: 'blur'
          }
        ]
      }
    }
  },
  created () {
    this.getUserList()
  },
  methods: {
    async getUserList() {
      const { data: res } = await this.$http.get('users', { params: this.queryInfo })
      if (res.meta.status === !200) return this.$message.error('获取用户列表失败！')
      this.userList = res.data.users
      this.total = res.data.total
    },
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize
      this.getUserList()
    },
    handleCurrentChange(newPage) {
      this.queryInfo.pagenum = newPage
      this.getUserList()
    },
    async userStateChanged(userInfo) {
      // eslint-disable-next-line no-template-curly-in-string
      const { data: res } = await this.$http.put('users/${userInfo.id}/state/${userInfo.mg_state}')
      if (res.meta.status !== 200) {
        userInfo.mg_state = !userInfo.mg_state
        return this.$message.error('更新用户状态失败！')
      }
      this.$message.success('更新用户状态成功！')
    },
    // 监听添加用户对话框的关闭事件
    addDialogClosed() {
      this.$refs.addFormRef.resetFields()
    },
    // 点击按钮添加新用户事件
    addUser() {
      this.$refs.addFormRef.validate(async valid => {
        if (!valid) return
        const { data: res } = await this.$http.post('users', this.addForm)
        if (res.meta.status !== 201) {
          this.$message.error('添加用户状态失败')
        }
        this.$message.success('添加用户状态成功！')
        this.addDialogVisible = false
        // 重新获取用户列表
        this.getUserList()
      })
    },
    // 展示用户编辑对话框
    async showEditDialog(id) {
      // eslint-disable-next-line no-unused-vars
      const { data: res } = await this.$http.get('users/' + id)
      if (res.meta.status !== 200) {
        return this.error('修改用户信息失败')
      }
      this.editForm = res.data
      this.editDialogVisible = true
    },
    // 编辑用户对话框关闭触发
    editDialogClosed() {
      this.$refs.editFormRef.resetFields()
    },
    // 修改用户信息并提交
    editUserInfo() {
      this.$refs.editFormRef.validate(async valid => {
        // eslint-disable-next-line no-useless-return
        if (!valid) return
        // 发起修改信息请求
        const { data: res } = await this.$http.put('users/' +
         this.editForm.id,
        {
          email: this.editForm.email,
          mobile: this.editForm.mobile
        })
        if (res.meta.status !== 200) {
          return this.$message.error('更新用户信息失败！')
        }
        // 关闭对话框
        this.editDialogVisible = false
        // 刷新数据列表
        this.getUserList()
        // 提示修改成功
        this.$message.success('更新用户信息成功')
      })
    },
    // 根据ID删除用户
    async removeUserById(id) {
      // 询问用户是否删除
      const confirmResult = await this.$confirm('此操作将永久删除该用户, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).catch(error => error)
      // 删除确定为confirm，取消为cancel
      if (confirmResult !== 'confirm') {
        return this.$message.info('取消删除用户')
      }
      const { data: res } = await this.$http.delete('users/' + id)
      if (res.meta.status !== 200) {
        return this.$message.error('删除用户失败！')
      }
      this.$message.success('删除用户成功')
      this.getUserList()
    }
  }
}
</script>

<style lang="less" scoped>
.el-breadcrumb{
  margin-top: 15px;
  font-size: 15px;
}
  .el-card{
    box-shadow: 0 1px 1px rgba(0,0,0,.15)!important;
    margin-top: 10px;
  }
  .el-table{
    margin-top: 15px;
    font-size: 12px;
  }
  .el-pagination{
    margin-top: 15px;
  }
</style>
